00445nam a2200157Ia 4500008004100000020001500041082001400056100003400070245001900104250000700123260004000130300002700170500001900197600002100216650005000237240925s9999    xx            000 0 und d  a8170297761  a004.6 SAP  aSapien, Mike   ; Piedmo, Greg 0aMastering ISDN  aNA  aNew Delhi:bBPB Publicationc,1996.  axx,261p.bNAfOriginal  aIncludes Index  aComputer Science  aComputer science, information & general works